A quick reminder that tonight, ABC Family is due to begin airing their previews of the upcoming Harry Potter and the Half-Blood Prince during their broadcast of Harry Potter and the Prisoner of Azkabantonight on the cable channel starting at 8pm (Eastern). Tomorrow as well will be a big day as ABC Family continues tomorrow with broadcasts of Goblet of Fire starting at 1pm (Eastern), then the Trio of Dan Radcliffe (Harry), Emma Watson (Hermione) and Rupert Grint (Ron) will be introducing a brand new clip from Half-Blood Prince during the live MTV awards, Sunday, May 31st at 9pm (Eastern). Stay tuned, busy weekend ahead!